The Collaborative International Dictionary of English v.0.48:

Incensory \In*cen"so*ry\ (?; 277), n.; pl. Incensories. [LL.
   incensorium: cf. F. encensoir. See 2d Incense, and cf.
   Censer.]
   The vessel in which incense is burned and offered; a censer;
   a thurible. [R.] --Evelyn.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

22 Moby Thesaurus words for "incensory":
   atomizer, censer, fumigator, incense burner, odorator, odorizer,
   parfumoir, perfumer, pomander, potpourri, pouncet-box,
   purse atomizer, sachet, scent bag, scent ball, scent bottle,
   scent box, scenter, smelling bottle, spray, thurible,
   vinaigrette